Home / 37,242.72-55,852.08-12,276.96

Finding the Fourth Proportional to 37,242.72, 55,852.08 and 12,276.96

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Solution

The fourth proportional to 37,242.72, 55,852.08 and 12,276.96 is: 18,411.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,242.72 : 55,852.08 = 12,276.96 : x
  2. Step 2: Convert to fraction form
    37,242.72/55,852.08 = 12,276.96/x
  3. Step 3: Cross multiply
    37,242.72x = 55,852.08 × 12,276.96
  4. Step 4: Simplify right side
    37,242.72x = 685,693,752.08
  5. Step 5: Solve for x
    x = 685,693,752.08/37,242.72
  6. Step 6: Final answer
    x = 18,411.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.